Understand how to calculate the velocity of a sliding ladder using calculus. This video breaks down the related rates problem step by step, connecting mathematical concepts with real-world physics ...

Modern refrigerators use far less electricity than their predecessors. I did the math to see how much a new model saves compared with a 10-year-old fridge. John Carlsen has more than a decade of ...

A weaker rupee directly impacts imports, as buyers need to pay more rupees for the same quantity of goods priced in dollars. India is about 85% dependent on imported crude oil for fuels such as petrol ...

Managing Editor Alison DeNisco Rayome joined CNET in 2019, and is a member of the Home team. She is a co-lead of the CNET Tips and We Do the Math series, and manages the Home Tips series, testing out ...

Software companies’ pitch to investors could use an upgrade. Once a favorite of Wall Street, software stocks have been sliding lately, with investors increasingly concerned about how the sector could ...

Until recently, I resisted using the F-word to describe President Trump. For one thing, there were too many elements of classical fascism that didn’t seem to fit. For another, the term has been ...

The newly reconstructed Cortina Sliding Centre in Cortina d'Ampezzo, Italy, will be a busy venue during the 2026 Winter Olympics. Also called the Eugenio Monti Sliding Centre, in honor of the late ...